{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["material", "machanical property", "concept or principle", "process parameter", "manufacturing standard", "machine or equipment"], "input": "It describes the process fundamentals of AM with the existing processes and the different types of materials used ."}
{"material": [], "machanical property": [], "concept or principle": ["process", "processes", "materials"], "process parameter": [], "manufacturing standard": [], "machine or equipment": []}